Boardwalk with COVID-19 sign (IMAGE) University of Texas at Austin Caption A study led by UT Austin Professor Dev Niyogi has found that temperature and humidity do not play a significant role in coronavirus spread. Credit Ian Dolphin. Usage Restrictions Include photo credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.